Husayn bin 'Abdur Rahman al-Salmi حصين بن عبد الرحمن السلمي · Chapters on Supplication

that whenever the Prophet (ﷺ) wanted to do a matter, he would say: “O Allah, make it good for me and choose for me. (Allāhumma khir lī wakhtar lī)”

“If the believer knew what is with Allah of punishment, none would hope for Paradise, and if the disbeliever knew what is with Allah of mercy, none would despair of (attaining) Paradise.”

“Verily, Allah when He created the creation, He wrote with His Hand concerning Himself, that: ‘My mercy prevails over My wrath.’”